<body>
  <p class="bar hello">One</p>
  <p class="baz quux hello">Two</p>
  <p class="hello">Three</p>
  <p class="bar baz hello">Four</p>
  <p class="bar" id="world">One</p>
  <p class="baz quux" id="world">Two</p>
  <p id="world">Three</p>
  <p class="bar baz" id="world">Four</p>
  <p class="bar hello" id="world">One</p>
  <p class="baz quux hello" id="world">Two</p>
  <p id="world" class="hello">Three</p>
  <p class="bar baz hello" id="world">Four</p>
  <p class="bar hello world">One</p>
  <p class="baz quux hello world">Two</p>
  <p class="hello world">Three</p>
  <p class="bar baz hello world">Four</p>
  <p class="bar hello">One</p>
  <p class="baz quux hello">Two</p>
  <p class="hello">Three</p>
  <p class="bar baz hello">Four</p>
  <p class="bar hello world">One</p>
  <p class="baz quux hello world">Two</p>
  <p class="hello world">Three</p>
  <p class="bar baz hello world">Four</p>
  <p class="bar">One</p>
  <p class="baz quux">Two</p>
  <p>Three</p>
  <p class="bar baz">Four</p>
  <p class="bar hello">One</p>
  <p class="baz quux hello">Two</p>
  <p class="hello">Three</p>
  <p class="bar baz hello">Four</p>
</body>
